$OpenBSD: patch-src_celeste_Utilities_cpp,v 1.3 2010/10/20 15:32:40 sthen Exp $
--- src/celeste/Utilities.cpp.orig	Mon Aug 30 23:32:08 2010
+++ src/celeste/Utilities.cpp	Sat Sep  4 21:51:35 2010
@@ -26,6 +26,7 @@ Copyright (c) 2002-3 Adriaan Tijsseling
 */
 
 #include <math.h>
+#include <unistd.h>
 #include <stdlib.h>
 #include "Utilities.h"
 
